490619860

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{336041}}^1$

素因数の和:336123

約数の個数: 24

約数和(自身を含む): 1044418536

約数和(自身を除く): 553798676

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 336041, 672082, 1344164, 1680205, 3360410, 6720820, 24530993, 49061986, 98123972, 122654965, 245309930, 490619860]

約数ペア:

[(1, 490619860), (2, 245309930), (4, 122654965), (5, 98123972), (10, 49061986), (20, 24530993), (73, 6720820), (146, 3360410), (292, 1680205), (365, 1344164), (730, 672082), (1460, 336041)]